Nondestructive testing equipment for underwater steel cable

The invention discloses nondestructive testing equipment for underwater steel cable, which comprises a supporting body, the supporting body is provided with a mounting channel with two through ends, and the mounting channel is provided with an opening side so that the supporting body can be arranged on the steel cable in a sleeving mode; a locking device and a walking driving device which are arranged on the supporting body, the locking device is used for keeping the steel cable in the mounting channel, and the walking driving device is used for driving the supporting body to move in the length direction of the steel cable. The equipment has the beneficial effect that nondestructive testing can be directly carried out on the steel cable underwater. 本发明公开了一种用于水下钢缆的无损检测设备，支撑体，所述支撑体上设有两端贯通的安装通道，该安装通道具有敞口侧，以使支撑体能够套设在钢缆上；以及设置在所述支撑体上的锁定装置和行走驱动装置，其中，所述锁定装置用于将钢缆保持在安装通道内，所述行走驱动装置用于带动支撑体沿钢缆长度方向移动。本发明的有益效果是：能够在水下直接对钢缆进行无损检测。